Granted Patent
Utility
US 4,344,747 · App. 06/171,514
Sensing apparatus for pelletizing process
Inventor:
Richard K. Henry
Patented Case
View Patent ↗
Granted: Aug 17, 1982
Filed: Jul 23, 1980
Inventor
Richard K. Henry
Assignee (at issue)
Owens-Corning Fiberglas Corp.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.